Furnace



Dec. 18, 1928.

s. HILL ET AL EURNAGE Filed Feb. 5, V1926 lll l l-lw, s -A @frog/:46K l Patented Dec. 18,1928. l y f y n Y Y l UNITED STATES PATENT OFFICE,

SAMUEL.HILL AND JUI-IA LATVALA, OF TWECOMA, MICHIGAN.

' FURNACE.

Application filed February 3, 1926. Serial No. 85,704.

This invention relates to improvements inl intermittent periodsl of intense combustion. furnaces for heating homes apartments,v in the fire box Will result in continuous heat jstores and the like and its object is'to provide' of a high degree being disseminated through y i a neat appearing heating plant that is very the building. f y

economical in the use of fuel and veryeili- The reference numeral ldenotes the base cient in the production `and .distribution or provided With the feet 2,said base supportcirculation of heat. ing the ash chamber 3 provided With the lVthY the foregoing and other objects in door 4.1 The fuel grate 5 separates the ash vieu? the invention consists in the combina# chamber `from the fire boX r6 Whichis lined r l0 tion and karrangement ot parts to be herein. with ire brick 7 all corners inthe several after fully described, pointed out in the apf compartments beingreinforced by the angle pended claim and, illustrated Vin the accom! pieces 8 andornaniental reinforcing rings 9 panying drawingl which forms a part of this connecting the compartments'one to the other application and in Whichy y Y. f j to afford a substantial and durable construc- Fig.1 isa view of thelturnace in front tion.' steel sheathing'lO is providedrfor elevation.y Y y each compartment. f

Fig. 2 is an enlarged `fragmentary sectional *The superheating compartment 11 is var view illustrating the interior construction ranged upon the ire box andv separated therel and arrangement. i Y f from by the grate 12 upon which, and upon G0 Fig.3 is a cross section taken on line 3-3 each other the stones 13y are v.arranged that of Fig; 2. j f practically fill said compartment. The usual Y Like reference characters denote kcorresmoke pipe 14 is provided inthetop 15 and t sponding parts throughout the several views..l the tire boX is provided With the door 16 The furnace comprises a. fire boX upon having the draft regulator 17.. The stones 13 65 g Ci V which is disposed the superheating compart-v absorb the heat given olf by combustion in the 30,1 and sizes arearranged-and piled up to almostv lWhat' is claimed is ment', the lire box and superheating comparte lire bou` andv radiate the same after int-ense mentbeing lined With fire brick and separated combustion has ceasedy and retard- Athe gases l one from the other by .a grate upon which a escaping therefrom permitting a more thor.V plurality of large stones of irregularshapes Lough combustion of the fuel. j v

completely lill the compartment, the lire, is Aifurnace section comprisingagrate,.vvalls smoke and gases from the combustion taking supported upon the marginal portieriv thereof,V place in the fire box passing up between, anda lining for thewalls supported'upon the around and among the stones which absorb grate.` and disposed around thev bars of thev the heat and, after the fire in the lire has grate. i' 'f died downor cooled appreciably or after In testimony thatrw'efclaiin the foregoing fresh iuelhas been `added or thelire banked, yas Your own We have hereto aixed our signathe stones so arranged will continue to vgive tures. oli' a great deal of heat. This type of furnace .n will be found .very efficient and economical. Y -4 SAMUEL HILL. f where thermostatic control is resorted to as v vIUI-IA LATVALA. 

